Incarnation Technique [Commander 2021] XY57 Den of the Bugbear becomes

Den of the Bugbear becomes a 3/2 red Goblin creature with "Whenever this creature attacks

Set: Maze of Memories Card type: Fusion/Effect Monster Rarity: Collector's Rare Attack: 3300 Defense: 3300 3 monsters with different names Must first be Fusion Summoned using only Fusion Materials from your hand and field

If this card is Fusion Summoned: You can destroy all Spells and Traps your opponent controls

Set: Duel Terminal 5 Card type: Effect Monster Rarity: Common Attack: 800 Defense: 500 When this card is Summoned

and add this card to its owner's hand

Incarnation Technique [Commander 2021] XY57 Den of the Bugbear becomesSet: Commander 2021 Type: Sorcery Rarity: Rare Cost: {4}{B} Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it.) Mill five cards, then return a creature card from your graveyard to the battlefield. "Draw out your fear, but don't let it control you. You're in charge now."